package jdbc;

import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.SQLException;
import java.util.Scanner;

/**
 * INSERT语句使用预编译SQL
 */
public class JDBCDemo8 {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);

        System.out.print("请输入用户名: ");
        String username = scanner.nextLine();

        System.out.print("请输入密码: ");
        String password = scanner.nextLine();

        System.out.print("请输入昵称: ");
        String nickname = scanner.nextLine();

        System.out.print("请输入年龄: ");
        int age = scanner.nextInt();

        try (Connection connection=DBUtil.getConnection();){
            String sql="INSERT INTO user(username,password,nickname,age)"+
                    "VALUES(?,?,?,?)";
                PreparedStatement ps=connection.prepareStatement(sql);
                ps.setString(1,username);
                ps.setString(2,password);
                ps.setString(3,nickname);
                ps.setInt(4,age);

                int num=ps.executeUpdate();
            System.out.println(num>0?"注册成功":"注册失败");
        } catch (SQLException e) {
            e.printStackTrace();
        }

    }
}
